1.   Solve log3 (x + 4) - log3 (x - 2) = 2 log3 2.
    A. 6 B. 9
    C. 4 D. 8
    Hint

  2.   Solve log5 ( x + 2) + log5 ( 2x - 1) = 2.
    A. 3 B. no solution
    C. D. , 3
    Hint

  3.   Given that log710 1.18, find log7 1000.
    A. 3.54 B. 1.64
    C. 3.85 D. 2.54
    Hint

  4.   Use log 3 4 1.26 to approximate the value of log 3 108.
    A. 3.78 B. 4.26
    C. 36 D. 2.38
    Hint

  5.   Use the fact that log 5 8 1.29 and log 5 10 1.43 to approximate the value of log 5 80.
    A. 1.84 B. 16
    C. 2.72 D. 1.11
    Hint



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